When compared to their normal sized counterparts, the dwarf mutant varieties of a plant generally produce less:

1. Auxins 2. Gibberellins
3. Ethylene 4. ABA
Subtopic:  Gibberellin |
 64%
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Which of the following is not an inhibitory substance governing seed dormancy?
1. Abscisic acid
2. Phenolic acid
3. Para-ascorbic acid
4. Gibberellic acid

Subtopic:  Gibberellin |
 75%
From NCERT
NEET - 2020
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Match the following concerning the activity/function and the phytohormone involved:-

(a) Fruit ripener (i) Abscisic acid
(b) Herbicide (ii) GA 3
(c) Bolting agent (iii) 2, 4-D
(d) Stress hormone (iv) Ethephon

Select the correct option from following:-

(a) (b) (c) (d)
1. (ii) (iii) (iv) (i)
2. (iii) (iv) (ii) (i)
3. (iv) (iii) (ii) (i)
4. (iv) (ii) (i) (iii)
Subtopic:  Growth Hormones & Auxin | Gibberellin | Ethylene | Abscisic Acid |
 92%
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